ARCHIVE/clio
1
0
Fork 0
mirror of https://github.com/XRPLF/clio.git synced 2025-11-23 21:25:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

make threadpool a class object

Browse Source
This commit is contained in:
CJ Cobb
2021-04-27 16:19:45 +00:00
parent 3be12dd4b4
commit 3aed708262
2 changed files with 80 additions and 49 deletions
Download Patch File Download Diff File Expand all files Collapse all files

66
reporting/PostgresBackend.cpp
View File

@@ -411,17 +411,15 @@ std::vector<TransactionAndMetadata>
PostgresBackend::fetchTransactions(
std::vector<ripple::uint256> const& hashes) const
{
PgQuery pgQuery(pgPool_);
pgQuery("SET statement_timeout TO 10000");
std::stringstream sql;
bool first = true;
std::vector<TransactionAndMetadata> results;
constexpr bool doAsync = true;
if (doAsync)
{
auto start = std::chrono::system_clock::now();
boost::asio::thread_pool pool{hashes.size()};
auto end = std::chrono::system_clock::now();
auto duration = ((end - start).count()) / 1000000000.0;
BOOST_LOG_TRIVIAL(info)
<< __func__ << " created threadpool. took " << std::to_string(duration);
std::vector<TransactionAndMetadata> results;
BOOST_LOG_TRIVIAL(info) << __func__ << " created threadpool. took "
<< std::to_string(duration);
results.resize(hashes.size());
std::condition_variable cv;
std::mutex mtx;
@@ -429,16 +427,14 @@ PostgresBackend::fetchTransactions(
for (size_t i = 0; i < hashes.size(); ++i)
{
auto const& hash = hashes[i];
boost::asio::post([this,
&hash,
&results,
&numRemaining,
&cv,
&mtx,
i]() {
boost::asio::post(
pool_, [this, &hash, &results, &numRemaining, &cv, &mtx, i]() {
BOOST_LOG_TRIVIAL(debug)
<< __func__ << " getting txn = " << i;
PgQuery pgQuery(pgPool_);
std::stringstream sql;
sql << "SELECT transaction,metadata,ledger_seq FROM transactions "
sql << "SELECT transaction,metadata,ledger_seq FROM "
"transactions "
"WHERE HASH = \'\\x"
<< ripple::strHex(hash) << "\'";
@@ -463,9 +459,43 @@ PostgresBackend::fetchTransactions(
duration = ((end2 - end).count()) / 1000000000.0;
BOOST_LOG_TRIVIAL(info)
<< __func__ << " fetched " << std::to_string(hashes.size())
<< " transactions. took " << std::to_string(duration);
<< " transactions with threadpool. took "
<< std::to_string(duration);
}
else
{
PgQuery pgQuery(pgPool_);
pgQuery("SET statement_timeout TO 10000");
std::stringstream sql;
for (size_t i = 0; i < hashes.size(); ++i)
{
auto const& hash = hashes[i];
sql << "SELECT transaction,metadata,ledger_seq FROM "
"transactions "
"WHERE HASH = \'\\x"
<< ripple::strHex(hash) << "\'";
if (i + 1 < hashes.size())
sql << " UNION ALL ";
}
auto start = std::chrono::system_clock::now();
auto res = pgQuery(sql.str().data());
auto end = std::chrono::system_clock::now();
auto duration = ((end - start).count()) / 1000000000.0;
BOOST_LOG_TRIVIAL(info)
<< __func__ << " fetched " << std::to_string(hashes.size())
<< " transactions with union all. took "
<< std::to_string(duration);
if (size_t numRows = checkResult(res, 3))
{
for (size_t i = 0; i < numRows; ++i)
results.push_back(
{res.asUnHexedBlob(i, 0),
res.asUnHexedBlob(i, 1),
res.asBigInt(i, 2)});
}
}
return results;
} // namespace Backend
}
std::vector<Blob>
PostgresBackend::fetchLedgerObjects(

1
reporting/PostgresBackend.h
View File

@@ -15,6 +15,7 @@ private:
std::shared_ptr<PgPool> pgPool_;
mutable PgQuery writeConnection_;
mutable bool abortWrite_ = false;
mutable boost::asio::thread_pool pool_{200};
public:
PostgresBackend(boost::json::object const& config);